4wire 12v Network Fire Alarm Smoke Detector
Main feature for 4 wire smoke detector (SR-811PC-4)
1. Easy installation and maintenance
2. Light Labyrinth with High stability & High accuracy
3. High adaptability to the ambient,with dustproof,mothproof,moisture proof and anti-white light function
4. DC 9-24V wide voltage operating range
5.The 4 wire smoke detector with Low standby surrent
6. Power supply non-polarized input
7.LED for 360 degree visual
8. Flashing LED power indicater
9. Alarm output is relay output
10. Metal shield, anti-electromagnetic interference
11. Our all different types of smoke detectors have Two-year limited warranty
12. Suit for detect the smoke in house, shop, hotel, restaurant, office building, school etc…
Technical Specification
| Model | SR-811PC-4 |
| Input voltage | DC9~24V |
| Static current | 500uA(replay N.O.) /12mA(relay N.C.) |
| Alarm current | 18mA(replay N.O.)/10mA(relay N.C.) |
| Alarm indication | red LED on |
| Operating temperature | -10~+50°C |
| Humidity | 0%~95%RH(No condensation) |
| Alarm output | relay output |
| Alarm sound pressure | 85dB/3m |
| Alarm life | 10 years |
| Bttery backup power suppy | DC3V |
| Platform | Support building central control (DC9-24V) |
| Dimension | 97*39mm |
Detailed pictuers
FAQ
Q1:Are you manufacture or trading company?
A1:We are a professional manufacture specialize in fire alarm products such as 2/4 wire smoke detectors
Q2:What is the moq?
A2:As usual,there is ready stock for our regular & hot selling models.
So any order quantity is welcome.
Q3:Can I customize LOGO and customized functions?
A3:Yes you can. Packaging, products, instructions can be printed logo. and functions we have professional R&D team to support best service.
Q4:How about the quality of your products?
A4:We specialize in this field for 15 years，Our raw materials are purchased from qualified suppliers.Supporting visits to factory
Q5:How long is the warranty time of the products?
A5:The warranty period is 2 years from the factory,if there are individual quality problems,
we will replenish the customer in the next batch of orders.
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